CA1011508A - Sweeper with an air assist pick up head - Google Patents

Sweeper with an air assist pick up head

Info

Publication number
CA1011508A
CA1011508A CA203,803A CA203803A CA1011508A CA 1011508 A CA1011508 A CA 1011508A CA 203803 A CA203803 A CA 203803A CA 1011508 A CA1011508 A CA 1011508A
Authority
CA
Canada
Prior art keywords
sweeper
head
air assist
pick
assist pick
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA203,803A
Other versions
CA203803S (en
Inventor
Thomas S. Block
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Clarke Gravely Corp
Original Assignee
Clarke Gravely Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Clarke Gravely Corp filed Critical Clarke Gravely Corp
Application granted granted Critical
Publication of CA1011508A publication Critical patent/CA1011508A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/20—Means for cleaning filters
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/24—Floor-sweeping machines, motor-driven
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/14—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum cleaning by blowing-off, also combined with suction cleaning

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
CA203,803A 1973-08-07 1974-07-02 Sweeper with an air assist pick up head Expired CA1011508A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US386313A US3872540A (en) 1973-08-07 1973-08-07 Sweeper pickup head

Publications (1)

Publication Number Publication Date
CA1011508A true CA1011508A (en) 1977-06-07

Family

ID=23525077

Family Applications (1)

Application Number Title Priority Date Filing Date
CA203,803A Expired CA1011508A (en) 1973-08-07 1974-07-02 Sweeper with an air assist pick up head

Country Status (2)

Country Link
US (1) US3872540A (en)
CA (1) CA1011508A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006511A (en) * 1976-01-08 1977-02-08 Fmc Corporation Sweeper with recirculation hood and independent filter system
US4044422A (en) * 1976-01-08 1977-08-30 Fmc Corporation Sweeper pickup hood with air lock
CA1057917A (en) * 1976-02-05 1979-07-10 Gregory J. Larsen Unidirectional flow pickup hood for street sweepers
US4773121A (en) * 1987-02-27 1988-09-27 Tymco, Inc. High speed pick-up head
US6108859A (en) * 1998-07-29 2000-08-29 Alto U. S. Inc. High efficiency squeegee
US7254867B2 (en) * 2003-03-07 2007-08-14 Nilfisk-Advance, Inc. Squeegee assembly
US7757340B2 (en) * 2005-03-25 2010-07-20 S.C. Johnson & Son, Inc. Soft-surface remediation device and method of using same
US20060288516A1 (en) * 2005-06-23 2006-12-28 Sawalski Michael M Handheld mechanical soft-surface remediation (SSR) device and method of using same
US20060288495A1 (en) * 2005-06-28 2006-12-28 Sawalski Michael M System for and method of soft surface remediation
US20080083431A1 (en) * 2006-10-06 2008-04-10 Mark Schwarze Device and method for clearing debris from the front of a hood in a mechanized sweepers
US20080083084A1 (en) * 2006-10-06 2008-04-10 Mark Schwarze Modular hood for mechanized sweeper
US20080083429A1 (en) * 2006-10-06 2008-04-10 Mark Schwarze Cartridge flap for mechanized sweeper
US9725859B1 (en) * 2016-02-22 2017-08-08 Armando Hernandez Pick-up head for street sweeping and cleaning vehicles

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2790509A (en) * 1954-11-18 1957-04-30 Share Barnett Dust collector
US3304572A (en) * 1965-01-06 1967-02-21 Tennant Co G H Divided dust collector housing
US3484889A (en) * 1967-09-25 1969-12-23 Scott & Fetzer Co Sweeper filter
US3639940A (en) * 1969-08-22 1972-02-08 Tennant Co Filter chamber
US3755851A (en) * 1971-10-28 1973-09-04 Central Texas Iron Works Inc Gas cleaning apparatus

Also Published As

Publication number Publication date
US3872540A (en) 1975-03-25

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